下列右心室增大的胸片影像表现,错误的是() ["A.心尖圆钝、上抬","B.右心室流出道膨隆","C.右心室流入道膨隆","D.心腰消失、位置上移","E.向后扩大参与组成右心缘"]
能促进叶酸利用,同时可提高疗效()治疗有神经系统症状的大细胞性贫血首选药() ["A.维生素B","B.叶酸","C.维生素C","D.维生素B","E.铁剂"]
营养性巨幼细胞贫血神经系统表现()营养性缺铁性贫血神经系统表现() ["A.智力和动作发育落后有倒退现象","B.兴奋、多动","C.注意力不集中,记忆力减退","D.感觉异常","E.腱反射减弱"]
胸片上KerleyB线是指() ["A.宽0.5~1mm,多见于上叶的条状影","B.宽约1mm,位于肋膈角上方水平行走线影","C.肺野内细而短的条状影","D.宽约0.5~1mm,肺中野横行条状影","E.以上都不是"]
肺动脉高压的诊断要点为() ["A.出现间隔线","B.肺野透亮度减低","C.多继发于左心衰","D.肺纹理增粗,结构模糊","E.肺动脉段突出、各肺动脉主干增粗"]
红细胞小而淡()网织红细胞计数增多()中性粒细胞分叶过多()